Planogriaph



J. JACKSON.

PIPE LAYING MACHINE.

APPLICATION FILED JAN. 30. 1915.

Patented Jan. 11, 1916.

2 SHEETS-SHEET I.

. 300M170: JHCK J HCKSON COLUMBIA PLANOGRkPl-I C0,. WASHINGTON. D. c.

J. JACKSON.

PIPE LAYING MACHINE.

APPLICATION FlLED JAN-30.1915.

Patented Jan.11, 1916.

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trieally mounted within these slots are the cams 17, the inner 3,955. 0 f wh ch, a e, toothed, as shown at'i lfsjwffile'formedfin tegral with the outer ends thereoi arewthe arms 19 and connected to the outer ends (if e. 31 1 wil s mi spr n =t e ee-e site ends of seidboil springs being connected the channel members 8. As illustrated in Fig; 5; pipe section is arrange i -in position between the cam ine'mb-ers'g so that upon 'lon f gitu dinal movement of the channel sections a 8; the pipe seeder; will he forced longitudi each, set Of links is dis d n;

pi'vdtally enmeshed thereto by mea s-"hf {the bolts 26, whiletheother endsofeaeh of links are bolted to the intermediate portions of the channel members 8, asehown at 27.

tion of the arrow-in'Fig. 1 theeecentr'i'oelly mhunted' dams '17 will the outer v surfacesoffthepipe andmove the same'-f1on""t1idinally with respect to the base 1' an p backward movement of the-"lever' 22, "the" cenfhe readily lowered'therein arid placed 12; s'fl'siews i5 e re then adjusted so thetthe smete p ate 1 i be brvught t0 -"bear"upon the upperstnface of thepipe sect ielgi Aiter the pipe has been securely fas n'ed'in'pos'ition, the channel members 8 are :tfiglPl'Qqeted by means of the lener22end as tlie oa insl'f W111 grip the outer'slirface'o'f with the screw bolts 21 which are earried by thepipe', 'the+pipexwill be moved longitudinally with respect to the base 1 and be forced through the upper: surfaee of thewith heiieath-thepavements 1 ,1 From thevebove description,- it will be" readily ep parent that my improved machine is extremely impwimeenstructim and den be -Tmann'faetured endf plaeed u on the metrket'at'weomparattvly lowcost. While "I '=ha ve shown i -and the? prefenedform of my invention-, itywill be: oht ien's tliat variouschanges in' the details of epnstr etienehd in theg pro ortiensmey be resortedto for successfully earryhig my imeetien into prtbtiee; -w ithontisao'rifioing any of the novel ma-hires or departing from the seeps-neithe ir'n' ention,his"definedby *the" appended clazimsif W?" 'HtzVing 1 thus described this invention, whet I esii'e'teiel'aim as new and; seeme byIletters' Patent,'is':" 1 i k-"device of "the class describe-d including' abese; anchor plates-secured thereto and adapted th he securedto the surfae'ejot the earth to hold said plates in positiomthzinhel: membersmrranged insp aced" opposed relation and adapted for sliding movement 'u'p 0m the haseg 'beziiiiig blocksdisposed between the channel men-'1'be rs, means'for retaining: a pipe in 'pesiti-on on said 'bearing blocks, springattested cams harried ey the channel members and adapted for engagement with the sides ofthe' plates, and means for mo'vingsirivd channel member's inone directionwhe're'by said dams grip the pipe to move the same with the eha'nnel' members," said canispa's'sing; overthe' pipe upon the return movement of the channel member-s,

aserrd fbr-the purpose set forth.

"2; device of the class described including a base i member, supporting plates carfled-thereby,- channel members arranged spaeedfopposed reletionend mounted upon seid plat s,=-an ula1; members adapted to "em .ga'ge ove'r the lower horizontal portions of the channels, to" retain them i11-pOSiti0fip behr-ing blpcks arranged between said ch'an nel i'nembe'r's, pivoted'emss bars adapted to connect the upper horizontal portions of-the' channels ja set 'serew' carried by each of said bars, an arcmte plate at the lower end 'ofi each set'seret'v adapted for engagement with the pipe plaeed' upon the bearingblocks,

spring'actu'ated cam members carried bythe channels and adapted for engagement with the lpipe'seetion disposed between said channels, -and rhe'aiisfor movin'g said channels; whereby the cams will -engage the pipe sece';

tion upon movement in one direction and pass over the pipe section upon movement in the opposite direction.

3. A pipe laying machine including a base, a pair of longitudinally spaced bearing blocks mounted upon the base to freely receive a length of pipe, vertically adjustable blocks engageable With the upper face of the pipe for holding the same against upward displacement from the bearing blocks, a pair of longitudinally extending, parallel channel members movable upon the base, pivotally mounted cams carried by the channel members for gripping the pipe When the channel members are moved in one direction, and means for reciprocating the channel members.

4. A pipe laying machine including a base, longitudinally spaced, transversely extending plates mounted upon the base, parallel, longitudinally extending channel members mounted for sliding movement over the plates, guide members carried by the plates for holding the channel members against displacement, pivotal cam members carried by the channel members, bearing blocks supported upon the base, said blocks being adapted to receive a length of pipe, vertically adjustable members for holdlng a pipe against upward movement from the bearing blocks, and means for reciprocating the channel members.

In testimony whereof I hereunto aflix my signature in the presence of tWo Witnesses.

JACK JACKSON. WVitnesses:

R. TATUM, JAS. J. DOWLING.

Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patents, Washington, D. G. 

